Aliexpress
Click here… to search for Xiaomi HL 600W/1L Folding Electric Kettle on Aliexpress
Here are coupons that you can use.
Latest price update (UTC time):
Banggood
Banggood warehouse is located in China. There is one coupon right now! Check this out.
Link: Banggood product page
Coupon (36.63 USD): BG10OFFAFF1
(CouponsFromChina.com tip: paste coupon code in your cart and click Apply after clicking “Proceed to checkout”. Click to copy code and open shop)
Old coupons (from the oldest to the newest): d97faa, 502C6B, PICODICOM, 2282CODE, aff7off, BGHLkettle, bgssaff9, BGHLEK8, BGHLFEK9, BGaDmITAd, BGHLEK, BGBFAFF2019, BGCITYADS2019, BGHLKCL, BG9NY, BGHOMEAPP, BGHLKL, BGTT10, bGhOnEy10, BGSS10%SW, bgshOOp10, BGHome15%, BGHOMEAPP13, BGHOMEA13, 13f142, BG10OFFAFF, BGwhielabel, BGYY001
(these codes were not working in latest coupon update, but you can check them out anyway)
Price history and price alert
Do you need price history chart (for all/most countries) for Xiaomi HL 600W/1L Folding Electric Kettle? There we go.
Price records source(s): Gearbest, Banggood
Click on image to enlarge. 
You can set price alert (for Banggood).